CN216032160U - Logistics turnover box injection mold with inner core-pulling mechanism of handrail position - Google Patents

Abstract

The utility model provides an injection mold of a logistics circulation box with an inner core-pulling mechanism of a handrail position, and belongs to the technical field of molds. The core-pulling mechanism comprises an upper template and a lower template, wherein four side inserts which surround to form a rectangle are arranged between the upper template and the lower template, the lower template is also provided with a forming insert which is inserted into the middle of the four side inserts, the forming insert, the four side inserts and the upper template are combined to form a forming cavity, two symmetrically arranged side inserts are provided with jacking mechanisms connected with the upper template, and the other two symmetrically arranged side inserts are provided with combined core-pulling mechanisms. The modular mechanism of loosing core can be in turnover case both sides once injection moulding go out two handrail grooves, need not later stage cutting process, labour saving and time saving, thereby modular mechanism of loosing core can be convenient for the pellet dismantle can reduce maintenance or replacement cost when the pellet damages, thereby climbing mechanism can drive cope match-plate pattern upward movement can make cope match-plate pattern and side insert and break away from.

Description

Logistics turnover box injection mold with inner core-pulling mechanism of handrail position

Technical Field

The utility model belongs to the technical field of molds, and relates to an injection mold of a logistics circulation box with an inner core-pulling mechanism of a handrail position.

Background

The turnover box is also called as a logistics box, is widely used in the industries of machinery, automobiles, household appliances, light industry, electronics and the like, can resist acid, alkali and oil stain, is nontoxic and tasteless, can be used for containing food and the like, is convenient to clean, and is convenient to turnover parts, orderly to stack and convenient to manage. The reasonable design and the excellent quality are suitable for links such as transportation, distribution, storage, circulation processing and the like in factory logistics, the turnover box is processed and formed through the injection mold, and the handrail grooves are required to be processed on the two sides of the turnover box through a cutting process after the turnover box is subjected to injection molding, so that time and labor are wasted.

In order to overcome the defects of the prior art, people continuously explore and provide various solutions, for example, a chinese patent discloses an anti-deformation cooling mechanism for a large-scale turnover box mold [ application number: 202022262446.5], including the main part, seted up the cooling bath in the main part, the inside of cooling bath be provided with be used for with cup joint the spacing frame of fixed large-scale turnover case mould, the inside bottom surface fixed mounting of cooling bath has the cooling column, the flowing water cavity has been seted up to the inside of cooling column, the flowing water cavity is internal face for the spiral cavity, but also has above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides an injection mold of a logistics circulation box with an inner core-pulling mechanism in a handrail position.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a commodity circulation turnover case injection mold with mechanism of loosing core in handrail position, includes cope match-plate pattern and lower bolster, cope match-plate pattern and lower bolster between be equipped with four and surround the side that is the rectangle and insert, the lower bolster on still be equipped with the shaping of inserting to the middle of four side inserts and insert, shaping insert, four side insert and cope match-plate pattern combination and form the shaping chamber, the side that two symmetries set up is equipped with the climbing mechanism who links to each other with the cope match-plate pattern on inserting, the side that other two symmetries set up is equipped with the combination formula mechanism of loosing core on inserting.

In the injection mold for the logistics circulation box with the inner handrail position core pulling mechanism, the combined core pulling mechanism comprises two driver fixing seats which are respectively fixed on the outer sides of the two side inserts, handrail position core blocks inserted into the side parts of the forming cavity are arranged on the inner sides of the driver fixing seats, and horizontal driving components connected with the handrail position core blocks are arranged on the outer sides of the driver fixing seats.

In the injection mold with the inner handrail position core-pulling mechanism for the logistics turnover box, the handrail position core blocks comprise the upper core block and the lower core block, and the upper core block and the lower core block are connected in a sliding mode through the inclined limiting structure.

In the injection mold with the handrail position inner core-pulling mechanism for the logistics turnover box, the inclined limiting structure comprises a first limiting groove which is arranged at the top of the lower core block and is arranged in an inclined manner, a first limiting block which is inserted into the first limiting groove is arranged at the bottom of the upper core block, and the cross sections of the first limiting groove and the first limiting block are both T-shaped.

In the injection mold with the inner core-pulling mechanism at the armrest position for the logistics turnover box, the lower template is also provided with a lower core block limiting structure.

In the logistics circulation box injection mold with the handrail position inner core pulling mechanism, the lower core block limiting structure comprises a second limiting block arranged on the lower template, two vertically arranged limiting rods are arranged at the tops of the second limiting blocks, and two second limiting grooves matched with the limiting rods are formed in the bottom of the lower core block.

In the injection mold with the handrail position inner core-pulling mechanism for the logistics turnover box, the lower template is further detachably provided with two sealing plates matched with the lower core block, the inner ends of the sealing plates are connected with the forming cavity, the outer side of the top of each sealing plate is further provided with a third limiting block with an arc-shaped section, and the third limiting block is inserted into a third limiting groove at the bottom of the lower core block.

In the injection mold for the logistics circulation box with the inner core-pulling mechanism at the armrest position, the horizontal driving assembly comprises a translation driver horizontally fixed on a driver fixing seat, the translation driver is provided with an output shaft capable of reciprocating along the horizontal direction, and the output shaft of the translation driver penetrates through the driver fixing seat and is fixedly connected with the outer end of the upper core block.

In the injection mold for the logistics circulation box with the inner core pulling mechanism at the armrest position, the jacking mechanism comprises two linear drivers which are respectively fixed on the two side inserts, and the output shafts of the linear drivers are connected with the upper template through a sliding connection structure.

In the logistics circulation box injection mold with the handrail position inner core pulling mechanism, the sliding connection structure comprises a connection block which is obliquely arranged, the connection block is perpendicular to the linear driver, a connection groove matched with the connection block is further formed in the connection block, the end part of an output shaft of the linear driver is fixedly connected with a fixed block inserted into the connection groove, and the cross sections of the fixed block and the connection groove are T-shaped.

Compared with the prior art, the utility model has the advantages that:

1. the forming cavity can be used for moulding plastics turnover case product, and the mechanism of loosing core of combination formula can go out two handrail grooves in once injection moulding in turnover case both sides, need not later stage cutting process, and labour saving and time saving, thereby the core piece of being convenient for of the mechanism of loosing core of combination formula can be dismantled and can reduce maintenance or replacement cost when the core piece damages, thereby climbing mechanism can drive the cope match-plate pattern upward movement and can make cope match-plate pattern and side insert and break away from.

2. The handrail position core blocks are inserted into the side parts of the forming cavities, so that handrail grooves are formed in the turnover box during injection molding of the turnover box, and the horizontal driving assembly can drive the handrail position core blocks to translate in a reciprocating mode along the horizontal direction, so that the handrail position core blocks can be driven to be separated from the turnover box during demolding.

3. The upper core block and the lower core block which are connected through the inclination limiting structure can be detached, so that the maintenance or replacement cost can be reduced when the core blocks are damaged, and the inclination limiting structure can enable the upper core block and the lower core block to synchronously move horizontally when the core is pulled.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic diagram of the external structure provided by the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the lower template;

fig. 4 is a schematic structural view of the combined core-pulling mechanism.

Detailed Description

As shown in fig. 1-4, a logistics circulation box injection mold with an armrest position internal core-pulling mechanism comprises an upper mold plate 1 and a lower mold plate 2, wherein four side inserts 3 surrounding a rectangle are arranged between the upper mold plate 1 and the lower mold plate 2, the lower mold plate 2 is further provided with a forming insert 4 inserted into the middle of the four side inserts 3, the forming insert 4, the four side inserts 3 and the upper mold plate 1 are combined to form a forming cavity 5, the two symmetrically arranged side inserts 3 are provided with jacking mechanisms 6 connected with the upper mold plate 1, and the other two symmetrically arranged side inserts 3 are provided with combined core-pulling mechanisms 7.

In this embodiment, the molding cavity 5 can be used for moulding plastics the turnover case product, and the mechanism of loosing core of combination formula can go out two handrail grooves in the once injection moulding of turnover case both sides, need not later stage cutting process, and labour saving and time saving, thereby the core piece of being convenient for of the mechanism of loosing core of combination formula can be dismantled and can reduce maintenance or replacement cost when the core piece damages, thereby climbing mechanism 6 can drive the cope match-plate pattern upward movement and can make cope match-plate pattern and side insert and break away from.

Specifically, as shown in fig. 1 to 4, the combined core-pulling mechanism 7 includes two driver holders 8 fixed to the outer sides of the two side inserts 3, respectively, a handrail core block 9 inserted into the side portion of the forming cavity 5 is provided on the inner side of the driver holder 8, and a horizontal driving assembly 10 connected to the handrail core block 9 is provided on the outer side of the driver holder 8. The handrail position core blocks are inserted into the side parts of the forming cavities, so that handrail grooves are formed in the turnover box during injection molding of the turnover box, and the horizontal driving assembly can drive the handrail position core blocks to translate in a reciprocating mode along the horizontal direction, so that the handrail position core blocks can be driven to be separated from the turnover box during demolding.

Preferably, as shown in fig. 1-4, the handrail position core block 9 comprises an upper core block 11 and a lower core block 12, wherein the upper core block 11 and the lower core block 12 are slidably connected through a tilt limiting structure 13. The upper core block 11 and the lower core block 12 connected through the inclination limiting structure 13 can be disassembled, so that the maintenance or replacement cost can be reduced when the core block is damaged, and the inclination limiting structure 13 can enable the upper core block 11 and the lower core block 12 to synchronously move horizontally during core pulling.

Specifically, as shown in fig. 1 to 4, the inclined limiting structure 13 includes a first limiting groove 14 disposed at the top of the lower core block 12 and arranged in an inclined manner, a first limiting block 15 inserted into the first limiting groove 14 is disposed at the bottom of the upper core block 11, and the first limiting groove 14 and the first limiting block 15 are both T-shaped in cross section. The first limiting groove 14 which is obliquely arranged can limit the upper core block 11 and the lower core block 12 by matching with a limiting block, so that the upper core block 11 and the lower core block 12 can synchronously move horizontally.

Preferably, as shown in fig. 1-4, the lower template 2 is further provided with a lower core block limiting structure. Lower core block limit structure is including setting up No. two stopper 16 on lower die plate 2, No. two stopper 16 tops be equipped with the gag lever post of two vertical settings, lower core block 12 bottom be equipped with two No. two spacing grooves 18 with gag lever post looks adaptation. The limiting rod on the second limiting block is inserted into the second limiting groove to limit the lower core block during injection molding, so that the upper core block and the lower core block are prevented from retreating due to overlarge cavity pressure in the molding cavity.

Preferably, as shown in fig. 1 to 4, two sealing plates 19 adapted to the lower core block 12 are detachably disposed on the lower mold plate 2, an inner end of each sealing plate 19 is connected to the molding cavity 5, a third limiting block 20 having an arc-shaped cross section is further disposed on an outer side of a top of each sealing plate 19, and the third limiting block 20 is inserted into a third limiting groove 21 at a bottom of the lower core block 12. The sealing plate can improve the sealing performance of the handrail groove forming position, and the third limiting block is inserted into the third limiting groove to further limit the lower core block.

Specifically, as shown in fig. 1 to 4, the horizontal driving assembly 10 includes a translation driver 22 horizontally fixed on the driver fixing seat 8, the translation driver 22 has an output shaft capable of reciprocating in the horizontal direction, and the output shaft of the translation driver 22 penetrates through the driver fixing seat 8 and is fixedly connected with the outer end of the upper core block 11. The translation actuator 22 is able to drive the upper and lower core blocks to and fro in the horizontal direction so as to be able to drive them out of engagement with the forming cavity.

It will be appreciated by those skilled in the art that the translation actuator may be a ram, cylinder, linear motor, or the like.

Specifically, as shown in fig. 1 to 4, the jacking mechanism 6 includes two linear actuators 23 respectively fixed to the two side inserts 3, and an output shaft of the linear actuator 23 is connected to the upper die plate 1 through a sliding connection structure 24. Two linear drivers 23 can drive the upper die plate to lift in the vertical direction through a sliding connection structure 24 so as to enable the upper die plate to be separated from the side inserts.

It will be appreciated by those skilled in the art that the linear actuator may be a ram, cylinder, linear motor, or the like.

Specifically, as shown in fig. 1 to 4, the sliding connection structure 24 includes a connection block 25 disposed obliquely, the connection block 25 is disposed perpendicular to the linear actuator 23, a connection groove 26 adapted to the connection block 25 is further disposed on the connection block 25, an output shaft end of the linear actuator 23 is fixedly connected to a fixing block 27 inserted into the connection groove 26, and the fixing block 27 and the connection groove 26 are T-shaped in cross section. When the linear driver drives the upper die plate to move upwards, the fixing block can slide in the connecting groove to adjust the relative position between the output shaft of the linear driver and the connecting block, and the cross sections of the fixing block 27 and the connecting groove 26 are T-shaped to prevent the fixing block and the connecting groove from being separated.

The working principle of the utility model is as follows: the forming cavity 5 can be used for injection molding of a turnover box product, the combined core-pulling mechanism can be used for injection molding of two handrail grooves on two sides of the turnover box at one time, later-stage cutting machining is not needed, time and labor are saved, the combined core-pulling mechanism can be convenient for core block disassembly, so that maintenance or replacement cost can be reduced when the core block is damaged, and the jacking mechanism 6 can drive the upper template to move upwards so as to separate the upper template from the side insert;

the handrail position core blocks are inserted into the side parts of the forming cavities, so that handrail grooves are formed on the turnover box when the turnover box is subjected to injection molding, the horizontal driving assembly can drive the handrail position core blocks to perform reciprocating translation along the horizontal direction, so that the handrail position core blocks can be driven to be separated from the turnover box when the turnover box is subjected to demolding, the upper core block 11 and the lower core block 12 connected by the tilt stopper structure 13 can be disassembled, therefore, the maintenance or replacement cost can be reduced when the core block is damaged, the inclined limiting structure 13 can enable the upper core block 11 and the lower core block 12 to synchronously and horizontally move when the core is pulled, the first limiting groove 14 which is obliquely arranged can limit the upper core block 11 and the lower core block 12 by matching with the first limiting block, so that the upper core block 11 and the lower core block 12 can synchronously and horizontally move, the limiting rod on the second limiting block is inserted into the second limiting groove to limit the lower core block during injection molding, and the upper core block and the lower core block are prevented from being retreated due to overlarge cavity pressure in a molding cavity;

the sealing plate can improve the sealing performance of handrail groove shaping position department, No. three stopper insert can further carry on spacingly to core piece down to No. three spacing inslots, thereby translation driver 22 can drive core piece and core piece down along horizontal direction reciprocating motion can drive core piece and break away from with the shaping chamber down, thereby two linear actuator 23 can drive the cope match-plate pattern through sliding connection structure 24 and go up and down along vertical direction and can make cope match-plate pattern and side insert and break away from, the fixed block can slide in the spread groove when linear actuator drives cope match-plate pattern up motion with the relative position between output shaft and the connecting block of adjusting linear actuator, the cross-section of fixed block 27 and spread groove 26 is the T type and can prevent that fixed block and spread groove from breaking away from.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims (10)

1. The utility model provides a commodity circulation turnover case injection mold with mechanism of loosing core in handrail position, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that, cope match-plate pattern (1) and lower bolster (2) between be equipped with four and surround and be the side of rectangle and insert (3), lower bolster (2) on still be equipped with insert to the shaping of four sides insert (3) in the middle of (4), the shaping insert (4), four sides insert (3) and cope match-plate pattern (1) combination and form one-tenth die cavity (5), be equipped with climbing mechanism (6) that link to each other with cope match-plate pattern (1) on the side that two symmetries set up (3), be equipped with combination formula mechanism of loosing core (7) on the side insert (3) that two symmetries set up in addition.

2. The injection mold of the logistic turnover box with the inner core-pulling mechanism in the handrail position as claimed in claim 1, wherein the combined core-pulling mechanism (7) comprises two driver fixing seats (8) respectively fixed at the outer sides of the two side inserts (3), the inner side of each driver fixing seat (8) is provided with a handrail position core block (9) inserted into the side part of the forming cavity (5), and the outer side of each driver fixing seat (8) is provided with a horizontal driving assembly (10) connected with the handrail position core block (9).

3. The injection mold of the logistic circulation box with the inner core-pulling mechanism in the handrail position as claimed in claim 2, characterized in that the handrail position core block (9) comprises an upper core block (11) and a lower core block (12), and the upper core block (11) and the lower core block (12) are connected in a sliding way through an inclined limiting structure (13).

4. The injection mold for the logistics circulation box with the armrest position inner core-pulling mechanism is characterized in that the inclined limiting structure (13) comprises a first limiting groove (14) which is arranged at the top of the lower core block (12) and is arranged in an inclined manner, a first limiting block (15) which is inserted into the first limiting groove (14) is arranged at the bottom of the upper core block (11), and the sections of the first limiting groove (14) and the first limiting block (15) are both T-shaped.

5. The injection mold of the logistic turnover box with the inner core-pulling mechanism at the armrest position according to claim 3, wherein a lower core block limiting structure is further arranged on the lower template (2).

6. The injection mold for the logistics circulation box with the armrest-position inner core-pulling mechanism is characterized in that the lower core block limiting structure comprises a second limiting block (16) arranged on the lower template (2), two vertically arranged limiting rods are arranged at the top of the second limiting block (16), and two second limiting grooves (18) matched with the limiting rods are arranged at the bottom of the lower core block (12).

7. The injection mold of the logistic turnover box with the armrest position inner core-pulling mechanism according to claim 3, wherein the lower template (2) is further detachably provided with two sealing plates (19) matched with the lower core block (12), the inner ends of the sealing plates (19) are connected with the forming cavity (5), the outer side of the top of each sealing plate (19) is further provided with a third limiting block (20) with an arc-shaped section, and the third limiting block (20) is inserted into a third limiting groove (21) at the bottom of the lower core block (12).

8. The injection mold of the logistic turnover box with the inner core-pulling mechanism in the armrest position according to claim 2, characterized in that the horizontal driving assembly (10) comprises a translation driver (22) horizontally fixed on a driver fixing seat (8), the translation driver (22) is provided with an output shaft capable of reciprocating along the horizontal direction, and the output shaft of the translation driver (22) penetrates through the driver fixing seat (8) and is fixedly connected with the outer end of the upper core block (11).

9. The logistics circulation box injection mold with the handrail position inner core pulling mechanism is characterized in that the jacking mechanism (6) comprises two linear drivers (23) which are respectively fixed on the two side inserts (3), and output shafts of the linear drivers (23) are connected with the upper mold plate (1) through sliding connection structures (24).

10. The injection mold for the logistics circulation box with the armrest-position inner core-pulling mechanism is characterized in that the sliding connection structure (24) comprises a connection block (25) which is obliquely arranged, the connection block (25) is perpendicular to the linear driver (23), a connection groove (26) which is matched with the connection block (25) is further arranged on the connection block (25), a fixed block (27) which is inserted into the connection groove (26) is fixedly connected to the end portion of an output shaft of the linear driver (23), and the cross sections of the fixed block (27) and the connection groove (26) are T-shaped.

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